1.油標又稱油窗、油鏡、視油鏡等，視窗材質為有機玻璃、高白玻璃及鋼化玻璃；本體材質為塑料，碳鋼、鋁、鋅合金、銅、不銹鋼等；氟膠FKM密封耐溫200度，產品廣泛應用機床、空壓機、液壓機、減變速機等產品配套。

2．現貨供應交貨快。旋入式油標（有牙）規格：公制M10*1.5,M12*1.5,M16*1.5、M18*1.5、M20*1.5、M22*1.5、M24*1.5、M26*1.5、M27*1.5、M30*1.5、M33*1.5、M36*1.5、M42*1.5、M60*2.0；

英制G3/8，G1/2，G3/4，G1，G1-1/4，G1-1/2，G2；美制1/4NPT，3/8NPT，1/2NPT，3/4NPT，1NPT，1-1/4NPT，1-1/2，2NPT。

3,本公司同時加工通氣帽，消聲器，油塞，安全閥等；接受客戶來圖來樣加工業務。

Level sight glass,Screw plugs,Safety valves/Breather plugs,Our Company can produce various products, non-standard parts, shaped parts and other products. Provide you with professional products  meet your requirements custom class service

Oil level sight glass,Bulls eye Sight Glass,Fluid level Sight Glass,Circular oil sight Glass

Oil level indicator sight glass,oil sight gauge,Oil sight windows,Visual level sight glass

Visual level indicator,Visual level sight gauge,domed shape sight glass.

Material Body:   Aluminum,Steel,plastic and Brass

O-Ring: Viton,NBR, and Copper seal

Glass Thickness: 2mm to 5 mm

Reflectors: Stainless Steel 304 Reflector (Any type you can chose with reflector or without Reflector,  You also can add float ball.)

Glass Type: Natural Glass,Tempered Glass and Borosilicate Glass 

Resist Tempreature Range:-30'C to 120'C

Pressure Range:  5-10 Bar(0.5MPa to 1 MPa).

Thread type:NPT,NPTF,UNC,UNF,Metric and BSP(G thread)

Size： Below you will get the size you wanted.Another size is okay.OEM are welcome.